// 12. (左)配置 [就业行业]-柱状图:
(function () {
  // 一、实例化对象
  let myChart = echarts.init(document.querySelector('.bar .chart'));

  // 二、配置option
  let option = {
    color: ["#3398DB"],
    // 12.2 图表的提示框组件
    tooltip: {
      trigger: 'axis', // 触发方式
      axisPointer: {
        // 坐标轴指示器，坐标轴触发有效
        type: "shadow" // 默认为直线，可选为：'line' | 'shadow'
      }
    },
    // 12.3 使用 grid属性 决定图表的大小:
    grid: {
      top: "4%", // 12.end 最后, 多设置top属性, 即可让图表整图占满区域了啊==
      left: "0",
      right: "4%",
      bottom: "10%",
      containLabel: true
    },
    // 12.4 设置 图表x轴 样式
    xAxis: [{
      type: 'category',
      data: [
        "旅游行业",
        "教育培训",
        "游戏行业",
        "医疗行业",
        "电商行业",
        "社交行业",
        "金融行业"
      ],
      axisTick: {
        alignWithLabel: true // 坐标轴刻度与标签对齐
      },
      // 12.4.2 修改刻度标签, 相关样式:
      axisLabel: {
        color: "rgba(255, 255, 255, .6)",
        fontSize: "8", // 直接将 x轴 文字大小调小就能全部显示了啊==
        // overflow: 'truncate',
        // truncate: {
        //   maxWidth: 50 // 设置最大宽度为50px
        // },
        // interval: 0 // 显示所有标签
      },
      // 12.4.3 不显示x坐标轴样式: (主要是不显示 "|")
      axisLine: {
        show: false
      }
    }],
    // 12.5 设置 图表y轴 样式
    yAxis: [{
      type: 'value',
      axisLabel: {
        color: "rgba(255, 255, 255, .6)",
        fontSize: "12"
      },
      axisLine: {
        // 12.5.2 配置坐标轴线条样式:
        lineStyle: {
          color: "rgba(255, 255, 255, 0.1)",
          width: 2
        }
      },
      // 12.5.3 配置[y轴分割线]样式:
      splitLine: {
        lineStyle: {
          color: "rgba(255, 255, 255, 0.1)"
        }
      }
    }],
    series: [
      {
        name: '直接访问',
        type: 'bar',
        barWidth: '35%',
        data: [200, 300, 300, 900, 1500, 1200, 600],
        // 12.6 每项样式-加上圆角属性(barBorderRadius)
        itemStyle: {
          // borderRadius: 10, // 统一设置四个角的圆角大小
          // barBorderRadius: [5, 5, 5, 5] //（顺时针左上，右上，右下，左下）
          barBorderRadius: 5
        }
      }
    ]
  };

  // 三、把配置给实例对象
  myChart.setOption(option);

  // 13. 让图表跟随屏幕自动的去自适应:
  window.addEventListener('resize', function () {
    myChart.resize()
  })
})();

// 14. (右)柱状图-技能掌握:
(function () {
  // 14.8 声明颜色数组
  var myColor = ["#1089E7", "#F57474", "#56D0E3", "#F8B448", "#8B78F6"];
  // 14.2 实例化对象
  var myChart = echarts.init(document.querySelector('.bar2 .chart'))
  
  // 14.3 指定配置项和数据
  const option = {
    grid: {
      top: "10%",
      left: "22%",
      bottom: "10%",
      // right: "0%"

      // ✨✨✨14.5 去除[包含坐标刻度]大小这一属性,
      // 使得 left 生效的是 "主数据" 与左边框的距离！！！
      // containLabel: true
    },
    // 不显示x轴的相关信息
    xAxis: {
      show: false // 14.3.2 不显示x轴
      // type: 'value',
      // boundaryGap: [0, 0.01],
      // axisLabel: {
      //   color: "rgba(255, 255, 255, .6)",
      // }
    },
    yAxis: [
      {
        type: 'category',
        inverse: true, // 15.end 反向显示问题
        data: ["HTML5", "CSS3", "javascript", "VUE", "NODE"],
        // 14.3.3 不显示y轴线条
        axisLine: {
          show: false
        },
        // 14.3.4 不显示刻度
        axisTick: {
          show: false
        },
        axisLabel: {
          color: "#fff",
        }
      }, {
        // 15.3 多设置一列y轴数据, 它会自动表示在最右侧
        type: 'category',
        inverse: true,
        data:[702, 350, 610, 793, 664],
        axisLine: {
          show: false
        },
        axisTick: {
          show: false
        },
        axisLabel: {
          textStyle: {
            fontSize: 12,
            color: "#fff"
          }
        }
      }
    ],
    series: [
      {
        name: '条',
        type: 'bar',
        yAxisIndex: 0, // 15.4①
        data: [70, 34, 60, 78, 69],
        // 14.6 修改 "第一组" 柱子设为圆角:
        itemStyle: {
          barBorderRadius: 20,
          // 14.end 给 itemStyle  里面的color 属性设置一个 返回值函数:
          color: function (params) {
            // params 传进来的是柱子对象
            // console.log(params) // dataIndex: 指的是每项柱子对象

            // 以 "每项柱子对象" 索引, 去匹配出柱子颜色:
            return myColor[params.dataIndex]
          }
        },
        // 柱子之间的距离
        barCategoryGap: 60,
        //柱子的宽度
        barWidth: 11,
        // 14.7 设置第一组柱子内百分比显示数据:
        label: {
          // 是否显示标签
          show: true,
          // 图形内显示
          position: "inside",
          // 文字的显示格式 ->'{c}' ->显示的是数据值
          formatter: "{c}%"
        }
      },
      {
        // 15. 修改第二组柱子的相关配置（框状）
        name: '框',
        type: 'bar',
        barCategoryGap: 50,
        barWidth: 15,
        yAxisIndex: 1, // 15.4②
        itemStyle: { // 15.2 去除背景色, 只通过边框, 设置 "围绕色"
          color: "none",
          borderColor: "#00c1de",
          borderWidth: 3,
          barBorderRadius: 15
        },
        data: [100, 100, 100, 100, 100]
      }
    ]
  };

  // 14.4 将配置项设置给实例化对象
  myChart.setOption(option)
})();

// 16. (右)折线图1-播放量
(function () {
  // 16.①实例化对象
  var myChart = echarts.init(document.querySelector('.line2 .chart'))

  // 16.②指定配置和数据
  var option = {
    // backgroundColor: '#0e2147', // ✨该属性能设置图表整体背景色
    tooltip: {
      trigger: 'axis'
    },
    legend: {
      // 细节8: legend上的data 与 series 下的name 相匹配渲染:
      data: ['播放量', '转发量'],
      top: "0%",
      textStyle: {
        color: "rgba(255,255,255,.5)",
        fontSize: "12"
      }
    },
    grid: {
      left: "10",
      top: "30",
      right: "10",
      bottom: "10",
      containLabel: true
    },
    xAxis: [
      {
        type: 'category',
        boundaryGap: false, // 16.2 坐标轴两边留白策略 (为false, 代表刻度之间有空隙)
        data: [ "01","02","03","04","05","06","07","08","09","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24","25","26","26","28","29","30"],
        axisLabel: {
          textStyle: {
            color: "rgba(255,255,255,.6)",
            fontSize: 12
          }
        },
        axisLine: {
          lineStyle: {
            color: "rgba(255,255,255,.2)"
          }
        },
      }
    ],
    yAxis: [
      {
        type: 'value',
        axisTick: { show: false },
        axisLine: {
          lineStyle: {
            color: "rgba(255,255,255,.1)"
          }
        },
        axisLabel: {
          textStyle: {
            color: "rgba(255,255,255,.6)",
            fontSize: 12
          }
        },
        // 16.3 修改分割线的颜色
        splitLine: {
          lineStyle: {
            color: "rgba(255,255,255,.1)"
          }
        }
      }
    ],
    series: [
      {
        name: '播放量',
        type: 'line',
        // stack: 'Total', // 🔥是否为堆叠效果
        // 16.4 第一条 线是圆滑
        smooth: true,
        // 单独修改线的样式
        lineStyle: {
          color: "#0184d5",
          width: 2 // 细节9: [线样式]-width不为0后, 其[图例组件]会变成 "-o-"
        },
        areaStyle: {
          // 16.5 渐变色
          // (x0, y0, x2, y2) ->范围从0-1 (控制渐变方向)
          // 如下  ->(0, 0, 0, 1) ->表示 "从上到下" 进行渐变渲染...
          color: new echarts.graphic.LinearGradient(
            0,
            0,
            0,
            1,
            [ // 控制渐变颜色范围
              {
                offset: 0,
                color: "rgba(1, 132, 213, 0.4)"  // 渐变色的起始颜色
              },
              {
                offset: 0.8,
                color: "rgba(1, 132, 213, 0.1)"  // 渐变线的结束颜色
              }
            ],
            false
          ),
          shadowColor: "rgba(0, 0, 0, 0.1)"
        },
        // 16.6 设置拐点 小圆点
        // 细节10: 更改拐点样式后, legend图例组件也会跟着一起变化！！！
        symbol: "circle",
        // 16.7 拐点大小
        symbolSize: 8,
        // 16.8 设置拐点颜色以及边框
        itemStyle: {
          color: "#0184d5",
          borderColor: "rgba(221, 220, 107, .1)",
          borderWidth: 12
        },
        // 16.9 开始不显示拐点, 鼠标经过显示
        showSymbol: false,
        data: [
          30,
          40,
          30,
          40,
          30,
          40,
          30,
          60,
          20,
          40,
          30,
          40,
          30,
          40,
          30,
          40,
          30,
          60,
          20,
          40,
          30,
          40,
          30,
          40,
          30,
          40,
          20,
          60,
          50,
          40
        ],
      },
      {// 16.end 第二条折线类似配置:
        name: "转发量",
        type: "line",
        smooth: true,
        lineStyle: {
          normal: {
            color: "#00d887",
            width: 2
          }
         },
         areaStyle: {
          normal: {
            color: new echarts.graphic.LinearGradient(
              0,
              0,
              0,
              1,
              [
                {
                  offset: 0,
                  color: "rgba(0, 216, 135, 0.4)"
                },
                {
                  offset: 0.8,
                  color: "rgba(0, 216, 135, 0.1)"
                }
              ],
              false
            ),
            shadowColor: "rgba(0, 0, 0, 0.1)"
          }
        },
        // 设置拐点 小圆点
        symbol: "circle",
        // 拐点大小
        symbolSize: 5,
        // 设置拐点颜色以及边框
        itemStyle: {
            color: "#00d887",
            borderColor: "rgba(221, 220, 107, .1)",
            borderWidth: 12
        },
        // 开始不显示拐点， 鼠标经过显示
        showSymbol: false,
        data: [ 130, 10, 20, 40,30, 40, 80,60,20, 40, 90, 40,20, 140,30, 40, 130,20,20, 40, 80, 70, 30, 40,30, 120, 20,99,50, 20],
      }
    ]
  };

  // 16.③将配置项注入到实例对象中
  myChart.setOption(option)
})();

// 17. 模拟飞行路线模块地图模块
// ✨✨✨记得先去主页下引入中国地图！！！
(function () {
  var myChart = echarts.init(document.querySelector('.map .chart'))

  // 17.4 官网固定代码---start
  var geoCoordMap = {
    '上海': [121.4648,31.2891],
    '东莞': [113.8953,22.901],
    '东营': [118.7073,37.5513],
    '中山': [113.4229,22.478],
    '临汾': [111.4783,36.1615],
    '临沂': [118.3118,35.2936],
    '丹东': [124.541,40.4242],
    '丽水': [119.5642,28.1854],
    '乌鲁木齐': [87.9236,43.5883],
    '佛山': [112.8955,23.1097],
    '保定': [115.0488,39.0948],
    '兰州': [103.5901,36.3043],
    '包头': [110.3467,41.4899],
    '北京': [116.4551,40.2539],
    '北海': [109.314,21.6211],
    '南京': [118.8062,31.9208],
    '南宁': [108.479,23.1152],
    '南昌': [116.0046,28.6633],
    '南通': [121.1023,32.1625],
    '厦门': [118.1689,24.6478],
    '台州': [121.1353,28.6688],
    '合肥': [117.29,32.0581],
    '呼和浩特': [111.4124,40.4901],
    '咸阳': [108.4131,34.8706],
    '哈尔滨': [127.9688,45.368],
    '唐山': [118.4766,39.6826],
    '嘉兴': [120.9155,30.6354],
    '大同': [113.7854,39.8035],
    '大连': [122.2229,39.4409],
    '天津': [117.4219,39.4189],
    '太原': [112.3352,37.9413],
    '威海': [121.9482,37.1393],
    '宁波': [121.5967,29.6466],
    '宝鸡': [107.1826,34.3433],
    '宿迁': [118.5535,33.7775],
    '常州': [119.4543,31.5582],
    '广州': [113.5107,23.2196],
    '廊坊': [116.521,39.0509],
    '延安': [109.1052,36.4252],
    '张家口': [115.1477,40.8527],
    '徐州': [117.5208,34.3268],
    '德州': [116.6858,37.2107],
    '惠州': [114.6204,23.1647],
    '成都': [103.9526,30.7617],
    '扬州': [119.4653,32.8162],
    '承德': [117.5757,41.4075],
    '拉萨': [91.1865,30.1465],
    '无锡': [120.3442,31.5527],
    '日照': [119.2786,35.5023],
    '昆明': [102.9199,25.4663],
    '杭州': [119.5313,29.8773],
    '枣庄': [117.323,34.8926],
    '柳州': [109.3799,24.9774],
    '株洲': [113.5327,27.0319],
    '武汉': [114.3896,30.6628],
    '汕头': [117.1692,23.3405],
    '江门': [112.6318,22.1484],
    '沈阳': [123.1238,42.1216],
    '沧州': [116.8286,38.2104],
    '河源': [114.917,23.9722],
    '泉州': [118.3228,25.1147],
    '泰安': [117.0264,36.0516],
    '泰州': [120.0586,32.5525],
    '济南': [117.1582,36.8701],
    '济宁': [116.8286,35.3375],
    '海口': [110.3893,19.8516],
    '淄博': [118.0371,36.6064],
    '淮安': [118.927,33.4039],
    '深圳': [114.5435,22.5439],
    '清远': [112.9175,24.3292],
    '温州': [120.498,27.8119],
    '渭南': [109.7864,35.0299],
    '湖州': [119.8608,30.7782],
    '湘潭': [112.5439,27.7075],
    '滨州': [117.8174,37.4963],
    '潍坊': [119.0918,36.524],
    '烟台': [120.7397,37.5128],
    '玉溪': [101.9312,23.8898],
    '珠海': [113.7305,22.1155],
    '盐城': [120.2234,33.5577],
    '盘锦': [121.9482,41.0449],
    '石家庄': [114.4995,38.1006],
    '福州': [119.4543,25.9222],
    '秦皇岛': [119.2126,40.0232],
    '绍兴': [120.564,29.7565],
    '聊城': [115.9167,36.4032],
    '肇庆': [112.1265,23.5822],
    '舟山': [122.2559,30.2234],
    '苏州': [120.6519,31.3989],
    '莱芜': [117.6526,36.2714],
    '菏泽': [115.6201,35.2057],
    '营口': [122.4316,40.4297],
    '葫芦岛': [120.1575,40.578],
    '衡水': [115.8838,37.7161],
    '衢州': [118.6853,28.8666],
    '西宁': [101.4038,36.8207],
    '西安': [109.1162,34.2004],
    '贵阳': [106.6992,26.7682],
    '连云港': [119.1248,34.552],
    '邢台': [114.8071,37.2821],
    '邯郸': [114.4775,36.535],
    '郑州': [113.4668,34.6234],
    '鄂尔多斯': [108.9734,39.2487],
    '重庆': [107.7539,30.1904],
    '金华': [120.0037,29.1028],
    '铜川': [109.0393,35.1947],
    '银川': [106.3586,38.1775],
    '镇江': [119.4763,31.9702],
    '长春': [125.8154,44.2584],
    '长沙': [113.0823,28.2568],
    '长治': [112.8625,36.4746],
    '阳泉': [113.4778,38.0951],
    '青岛': [120.4651,36.3373],
    '韶关': [113.7964,24.7028]
  };

  var XAData = [
      [{name:'西安'}, {name:'北京',value:100}],
      [{name:'西安'}, {name:'上海',value:100}],
      [{name:'西安'}, {name:'广州',value:100}],
      [{name:'西安'}, {name:'西宁',value:100}],
      [{name:'西安'}, {name:'银川',value:100}]
  ];

  var XNData = [
      [{name:'西宁'}, {name:'北京',value:100}],
      [{name:'西宁'}, {name:'上海',value:100}],
      [{name:'西宁'}, {name:'广州',value:100}],
      [{name:'西宁'}, {name:'西安',value:100}],
      [{name:'西宁'}, {name:'银川',value:100}]
  ];

  var YCData = [
      [{name:'银川'}, {name:'北京',value:100}],
      [{name:'银川'}, {name:'广州',value:100}],
      [{name:'银川'}, {name:'上海',value:100}],
      [{name:'银川'}, {name:'西安',value:100}],
      [{name:'银川'}, {name:'西宁',value:100}],
  ];

  var planePath = 'path://M1705.06,1318.313v-89.254l-319.9-221.799l0.073-208.063c0.521-84.662-26.629-121.796-63.961-121.491c-37.332-0.305-64.482,36.829-63.961,121.491l0.073,208.063l-319.9,221.799v89.254l330.343-157.288l12.238,241.308l-134.449,92.931l0.531,42.034l175.125-42.917l175.125,42.917l0.531-42.034l-134.449-92.931l12.238-241.308L1705.06,1318.313z';
  //var planePath = 'arrow';
  var convertData = function (data) {
      
      var res = [];
      for (var i = 0; i < data.length; i++) {
        
          var dataItem = data[i];

          var fromCoord = geoCoordMap[dataItem[0].name];
          var toCoord = geoCoordMap[dataItem[1].name];
          if (fromCoord && toCoord) {
              res.push({
                  fromName: dataItem[0].name,
                  toName: dataItem[1].name,
                  coords: [fromCoord, toCoord],
                  value: dataItem[1].value
              });
          }
      }
      return res;
      
  };

  var color = ['#a6c84c', '#ffa022', '#46bee9'];//航线的颜色
  var series = [];
  [['西安', XAData], ['西宁', XNData], ['银川', YCData]].forEach(function (item, i) {  
      series.push({
          name: item[0] + ' Top3',
          type: 'lines',
          zlevel: 1,
          effect: {
              show: true,
              period: 6,
              trailLength: 0.7,
              color: 'red',   //arrow箭头的颜色
              symbolSize: 3
          },
          lineStyle: {
              normal: {
                  color: color[i],
                  width: 0,
                  curveness: 0.2
              }
          },
          data: convertData(item[1])
      },
      {
          name: item[0] + ' Top3',
          type: 'lines',
          zlevel: 2,
          symbol: ['none', 'arrow'],
          symbolSize: 10,
          effect: {
              show: true,
              period: 6,
              trailLength: 0,
              symbol: planePath,
              symbolSize: 15
          },
          lineStyle: {
              normal: {
                  color: color[i],
                  width: 1,
                  opacity: 0.6,
                  curveness: 0.2
              }
          },
          data: convertData(item[1])
      },
      {
          name: item[0] + ' Top3',
          type: 'effectScatter',
          coordinateSystem: 'geo',
          zlevel: 2,
          rippleEffect: {
              brushType: 'stroke'
          },
          label: {
              normal: {
                  show: true,
                  position: 'right',
                  formatter: '{b}'
              }
          },
          symbolSize: function (val) {
              return val[2] / 8;
          },
          itemStyle: {
            normal: {
              color: color[i],
            },
            emphasis: {
                areaColor: '#2B91B7'
            }
          },
          data: item[1].map(function (dataItem) {
              return {
                  name: dataItem[1].name,
                  value: geoCoordMap[dataItem[1].name].concat([dataItem[1].value])
              };
          })
      });
  });

  var option = {
    tooltip : {
      trigger: 'item', 
      formatter:function(params, ticket, callback){
        if(params.seriesType=="effectScatter") {
          return "线路："+params.data.name+""+params.data.value[2];
        }else if(params.seriesType=="lines"){
          return params.data.fromName+">"+params.data.toName+"<br />"+params.data.value;
        }else{
          return params.name;
        }
      } 
    },
    legend: {
      orient: 'vertical',
      top: 'bottom',
      left: 'right',
      data:['西安 Top3', '西宁 Top3', '银川 Top3'],
      textStyle: {
        color: '#fff'
      },
      selectedMode: 'multiple'
    },
    // 17.4 geo-地理位置
    geo: {
      map: 'china',
      zoom: 1.2, // 17.6 放大地图
      label: {
        emphasis: {
          show: true,
          color:'#fff'
        }
      },
      roam: true,
      itemStyle: {
        normal: {
          // 17.5 通过 rgb 设置透明色
          // 细节12: 可通过在 css 文件下, 粘贴 "#xxx" 颜色代码
          // 然后鼠标放在代码上, 在出现的 "泡泡框" 上切换成 rgb的
          areaColor: 'rgb(20, 41, 87, .5)',
          borderColor: '#195BB9',
          borderWidth: 1,
        },
        emphasis: {
          areaColor: '#2B91B7'
        }
      }
    },
    series: series
  };
  // 17.4 官网固定代码---end

  myChart.setOption(option)
  // 17.7 给地图也设置跟随窗口缩放而变化:
  window.addEventListener('resize', () => {
    myChart.resize()
  })
})();

// 💢其他三个后续再做(故如下代码仅为参考, 别忘辣！！！)
// (左)折线图2-人员变化
(function() {
  var yearData = [
    {
      year: "2020", // 年份
      data: [
        // 两个数组是因为有两条线
        [24, 40, 101, 134, 90, 230, 210, 230, 120, 230, 210, 120],
        [40, 64, 191, 324, 290, 330, 310, 213, 180, 200, 180, 79]
      ]
    },
    {
      year: "2021", // 年份
      data: [
        // 两个数组是因为有两条线
        [123, 175, 112, 197, 121, 67, 98, 21, 43, 64, 76, 38],
        [143, 131, 165, 123, 178, 21, 82, 64, 43, 60, 19, 34]
      ]
    }
  ];

  // 实例化对象
  var myChart = echarts.init(document.querySelector(".line .chart"));
  // 指定配置
  var option = {
    // 通过这个color修改两条线的颜色
    color: ["#00f2f1", "#ed3f35"],
    tooltip: {
      trigger: "axis"
    },
    legend: {
      // 如果series 对象有name 值，则 legend可以不用写data
      // 修改图例组件 文字颜色
      textStyle: {
        color: "#4c9bfd"
      },
      // 这个10% 必须加引号
      right: "10%"
    },
    grid: {
      top: "20%",
      left: "3%",
      right: "4%",
      bottom: "3%",
      show: true, // 显示边框
      borderColor: "#012f4a", // 边框颜色
      containLabel: true // 包含刻度文字在内
    },

    xAxis: {
      type: "category",
      boundaryGap: false,
      data: [
        "1月",
        "2月",
        "3月",
        "4月",
        "5月",
        "6月",
        "7月",
        "8月",
        "9月",
        "10月",
        "11月",
        "12月"
      ],
      axisTick: {
        show: false // 去除刻度线
      },
      axisLabel: {
        color: "#4c9bfd" // 文本颜色
      },
      axisLine: {
        show: false // 去除轴线
      }
    },
    yAxis: {
      type: "value",
      axisTick: {
        show: false // 去除刻度线
      },
      axisLabel: {
        color: "#4c9bfd" // 文本颜色
      },
      axisLine: {
        show: false // 去除轴线
      },
      splitLine: {
        lineStyle: {
          color: "#012f4a" // 分割线颜色
        }
      }
    },
    series: [
      {
        name: "新增粉丝",
        type: "line",
        // true 可以让我们的折线显示带有弧度
        smooth: true,
        data: yearData[0].data[0]
      },
      {
        name: "新增游客",
        type: "line",
        smooth: true,
        data: yearData[0].data[1]
      }
    ]
  };

  // 把配置给实例对象
  myChart.setOption(option);
  // 让图表跟随屏幕自动的去适应
  window.addEventListener("resize", function() {
    myChart.resize();
  });

  // 点击切换效果
  $(".line h2").on("click", "a", function() {
    // alert(1);
    // console.log($(this).index());
    // 点击 a 之后 根据当前a的索引号 找到对应的 yearData的相关对象
    // console.log(yearData[$(this).index()]);
    var obj = yearData[$(this).index()];
    option.series[0].data = obj.data[0];
    option.series[1].data = obj.data[1];
    // 需要重新渲染
    myChart.setOption(option);
  });
})();

// (左)饼形图1-年龄分布
(function() {
  // 实例化对象
  var myChart = echarts.init(document.querySelector(".pie .chart"));
  // 指定配置
  var option = {
    color: ["#065aab", "#066eab", "#0682ab", "#0696ab", "#06a0ab"],
    tooltip: {
      trigger: "item",
      formatter: "{a} <br/>{b}: {c} ({d}%)"
    },

    legend: {
      bottom: "0%",
      // 修改小图标的大小
      itemWidth: 10,
      itemHeight: 10,
      // 修改图例组件的文字为 12px
      textStyle: {
        color: "rgba(255,255,255,.5)",
        fontSize: "12"
      }
    },
    series: [
      {
        name: "年龄分布",
        type: "pie",
        // 这个radius可以修改饼形图的大小
        // radius 第一个值是内圆的半径 第二个值是外圆的半径
        radius: ["40%", "60%"],
        center: ["50%", "45%"],
        avoidLabelOverlap: false,
        // 图形上的文字
        label: {
          show: false,
          position: "center"
        },
        // 链接文字和图形的线是否显示
        labelLine: {
          show: false
        },
        data: [
          { value: 1, name: "0岁以下" },
          { value: 4, name: "20-29岁" },
          { value: 2, name: "30-39岁" },
          { value: 2, name: "40-49岁" },
          { value: 1, name: "50岁以上" }
        ]
      }
    ]
  };

  // 把配置给实例对象
  myChart.setOption(option);
  // 让图表跟随屏幕自动的去适应
  window.addEventListener("resize", function() {
    myChart.resize();
  });
})();

// (右)饼形图2-地区分布模块
(function() {
  var myChart = echarts.init(document.querySelector(".pie2 .chart"));
  var option = {
    color: [
      "#006cff",
      "#60cda0",
      "#ed8884",
      "#ff9f7f",
      "#0096ff",
      "#9fe6b8",
      "#32c5e9",
      "#1d9dff"
    ],
    tooltip: {
      trigger: "item",
      formatter: "{a} <br/>{b} : {c} ({d}%)"
    },
    legend: {
      bottom: "0%",
      itemWidth: 10,
      itemHeight: 10,
      textStyle: {
        color: "rgba(255,255,255,.5)",
        fontSize: "12"
      }
    },
    series: [
      {
        name: "地区分布",
        type: "pie",
        radius: ["10%", "70%"],
        center: ["50%", "50%"],
        roseType: "radius",
        // 图形的文字标签
        label: {
          fontSize: 10
        },
        // 链接图形和文字的线条
        labelLine: {
          // length 链接图形的线条
          length: 6,
          // length2 链接文字的线条
          length2: 8
        },
        data: [
          { value: 20, name: "云南" },
          { value: 26, name: "北京" },
          { value: 24, name: "山东" },
          { value: 25, name: "河北" },
          { value: 20, name: "江苏" },
          { value: 25, name: "浙江" },
          { value: 30, name: "四川" },
          { value: 42, name: "湖北" }
        ]
      }
    ]
  };
  myChart.setOption(option);
  // 监听浏览器缩放，图表对象调用缩放resize函数
  window.addEventListener("resize", function() {
    myChart.resize();
  });
})();